NW-A1200 - Sony Audio Service Manual (repair manual). Page 22

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NW-A1200
22
22
NW-A1200
5-3. BLOCK  DIAGRAM  – POWER SUPPLY Section –
PLD
IC8001 (3/3)
AD_CRADLE 76
AD_GSEN_XYZ
77
GSEN_SEL0
88
HOLD_KEY 95
AD_BATT 75
AD_KEY1
71
AD_KEY2
70
AD_RMCKEY (K1)
72
MAIN SYSTEM CONTROLLER
IC6005 (2/2)
VBATT 61
NO0
COM 7
1
NO1
2
NO2
3
5
G-SENSOR SELECT SWITCH
IC6003
XOUT 8
YOUT 9
1
7
2
ZOUT 10
G-SENSOR
IC4202
IN2
GSEN_SEL1
46
6
IN1
3
STANDBY
S8303
HOLD
RST 70
S901
RESET
S8301, 8302,
SWITCH UNIT(2/2)
KEY SELECT SWITCH
IC6004
5
3
6
1
7
2
KEY SELECT SWITCH
IC6001
5
3
6
KEY1
RMCKEY
KEY2
SET_KEY
RMCKEY
DCIN_DET
KEY1
KEY2
RMCKEY
XDCIN_DET
64
WAKE5
45
WAKE0
40
DCIN_DET
RMCKEY
SET_KEY
CLR
47
SCK
72
CS
71
SI
73
PWR_FFCLR
EX_MULTI_SO
EX_MULTI_SCK
PWR_STRB
SO
74
MULTI_SI
MULTI_SO
SUSPEND
DC_OUT_CTL
EL_PWR
PWR_FFCLR
25
AF_DCIN_DET
PWR_FFCLR
54
XGSEN_PWR_CTL
46
CRADLE_SO 71
CRADLE_SI 7
CRADLE_SCK 5
CRADLE_CS 14
ADP_DET 77
JACK_DET 58
26
SCLK
28
SO
32
CS
30
SI
10
LINE_DET
23
CRDL_ DET
27
RM_KEY
22
ADP_DET
29
CHG_LED
LITHIUM ION
BATTERY
CT019
3.7V 600mAh
TS 69
GATE2 84
RMONI22 82
B+ SWITCH
Q9003
GATE3 85
GPIO0 76
GATE1 83
VBUSIN
1.10V
59
RMONI21 81
VCC 88
VCC
VCCVO1
VCCVO2
VCCVO3
VCCVO4
87
B+ SWITCH
Q9001
10
11
9
8
TO
CHARGE CRADLE
OR
DOG SPEAKER
2
5V
4
5V
7
DCOUT
B+ SWITCH
Q9011, 9013
B+ SWITCH
Q9006, 9008
B+ SWITCH
Q9005, 9009
DC/DC
CONVERTER
IC8302
DCIN_MON 58
RMONI11 79
RMONI12 80
VBUS
A
RMCKEY
G
D9002
B+ SWITCH
Q9002
D8305
LED VCC
VB
DC/DC
CONVERTER
IC8301
D8303
D9003
+17V
(FOR EL MODULE)
VO1
1
XCHG_STAT1
67
XCHG_STAT2
68
GPIO1
77
FB1
16
3.3V
2.8V
(FOR IC3002, 3003)
VO3
3
FB3
18
LDO2IN
27
VO3
4
1.8V
VO2
2
1.3V
LDO1OUT
29
3.0V
LDO2OUT
30
FB2
17
LDO1IN
26
5.0V
VO4
5
VSTBY
VSTBY
37
BATTMON_CTL
63
FB4
19
DCDC4EN
7
WAKE1
41
GND_SW
75
XVBUS_DET
65
XRST3
51
BATTMON
62
MULTI_SI 56
MULTI_SO 58
AF_XRST
E
MULTI_SO, MULTI_SI, EX_MULTI_SO,
EX_MULTI_SCK, PWR_STRB
F
AF_XRST
H
WAKE2
42
+2.8V
REGULATOR
IC3001
3.3V
B+ SWITCH
Q5001
CHARGE SWITCH
Q9007
CHARGE CONTROL
Q9012
CHARGE
CURRENT SWITCH
Q9014
CHARGE DETECT
Q9010
FOR HARD DISK
DRIVE UNIT
XHDD_PWR_CTL 36
XCHG_STAT2 63
VBUS_LIM
60
VBUS_LIM 27
XCHG_STAT1 61
SUSPEND 56
DC_OUT_CTL 53
EL_PWR 40
BAT_MON_CTL 26
STBY
48
PWR_SLEEP 23
DC_OUT_CTL
SUSPEND
EL_PWR
CN9201 (3/3)
POWER CONTROL, CHARGE CONTROL
IC9001
TH9001
VSTBY
IC6007
IC6006
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